1 karl 1.35 //%2003////////////////////////////////////////////////////////////////////////
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2 mike 1.13 //
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3 karl 1.35 // Copyright (c) 2000, 2001, 2002 BMC Software, Hewlett-Packard Development
4 // Company, L. P., IBM Corp., The Open Group, Tivoli Systems.
5 // Copyright (c) 2003 BMC Software; Hewlett-Packard Development Company, L. P.;
6 // IBM Corp.; EMC Corporation, The Open Group.
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7 mike 1.13 //
8 // Permission is hereby granted, free of charge, to any person obtaining a copy
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9 mike 1.14 // of this software and associated documentation files (the "Software"), to
10 // deal in the Software without restriction, including without limitation the
11 // rights to use, copy, modify, merge, publish, distribute, sublicense, and/or
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12 mike 1.13 // sell copies of the Software, and to permit persons to whom the Software is
13 // furnished to do so, subject to the following conditions:
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14 kumpf 1.25 //
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15 mike 1.14 // THE ABOVE COPYRIGHT NOTICE AND THIS PERMISSION NOTICE SHALL BE INCLUDED IN
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16 mike 1.13 // ALL COPIES OR SUBSTANTIAL PORTIONS OF THE SOFTWARE. THE SOFTWARE IS PROVIDED
17 // "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR IMPLIED, INCLUDING BUT NOT
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18 mike 1.14 // LIMITED TO THE WARRANTIES OF MERCHANTABILITY, FITNESS FOR A PARTICULAR
19 // PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT
20 // HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN
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21 mike 1.13 // ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION
22 // WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
23 //
24 //==============================================================================
25 //
26 // Author: Mike Brasher (mbrasher@bmc.com)
27 //
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28 mike 1.15 // Modified By:
29 // Nag Boranna, Hewlett-Packard Company (nagaraja_boranna@hp.com)
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30 mike 1.13 //
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31 david 1.32 // Modified By: Dave Rosckes (rosckes@us.ibm.com)
32 //
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33 mike 1.13 //%/////////////////////////////////////////////////////////////////////////////
34
35 #ifndef Pegasus_System_h
36 #define Pegasus_System_h
37
38 #include <Pegasus/Common/Config.h>
39 #include <Pegasus/Common/String.h>
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40 kumpf 1.26 #include <Pegasus/Common/Linkage.h>
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41 david 1.32 #include <Pegasus/Common/Logger.h>
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42 kumpf 1.36 #include <sys/stat.h>
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43 mike 1.13
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44 kumpf 1.37
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45 kumpf 1.38 #if defined(PEGASUS_OS_TYPE_WINDOWS)
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46 kumpf 1.37 #ifndef mode_t
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47 kumpf 1.38 typedef unsigned long mode_t;
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48 kumpf 1.37 #endif
49 #endif
50
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51 kumpf 1.17 //
52 // Protocal Type
53 //
54 #define TCP "tcp"
55
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56 mike 1.13 PEGASUS_NAMESPACE_BEGIN
57
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58 kumpf 1.23
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59 mike 1.13 /** This is an opaque type which is used to represent dynamic library
60 handles returned by the System::loadDynamicLibrary() method and
61 accepted by the System::loadDynamicProcedure() method.
62 */
63 typedef struct DynamicLibraryHandle_* DynamicLibraryHandle;
64
65 /** This is an opaque type which is returned by System::loadDynamicSymbol().
66 Values of this type may be casted to the appropriate target type.
67 */
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68 chuck 1.27 #if !defined(PEGASUS_PLATFORM_ZOS_ZSERIES_IBM) && !defined(PEGASUS_PLATFORM_OS400_ISERIES_IBM)
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69 sage 1.20 typedef struct DynamicSymbolHandle_* DynamicSymbolHandle;
70 #else
71 extern "C" {typedef int (* DynamicSymbolHandle)(void);}
72 #endif
73
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74 mike 1.14
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75 david 1.32
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76 mike 1.13 /** The System class defines wrappers for operating system related calls.
77 These are only placed here if they are extremely light. These are
78 usually just direct wrappers which map more or less one to one to the
79 underlying function.
80 */
81 class PEGASUS_COMMON_LINKAGE System
82 {
83 public:
84 /** getCurrentTime - Gets the current time as seconds and milliseconds
85 into the provided variables using system functions.
86 @param seconds Return for the seconds component of the time.
87 @param milliseconds Return for the milliseconds component of the time.
88 @return The value is returned in the parameters.
89 The time returned is as defined in number of seconds and milliseconds
90 since 00:00 Coordinated Universal Time (UTC), January 1, 1970,
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91 mike 1.14
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92 mike 1.13 */
93 static void getCurrentTime(Uint32& seconds, Uint32& milliseconds);
94
95 /** getCurrentASCIITime Gets time/date in a fixed format. The format is
96 YY MM DD-HH:MM:SS
97 @return Returns String with the ASCII time date.
98 */
99 static String getCurrentASCIITime();
100
101 static void sleep(Uint32 seconds);
102
103 static Boolean exists(const char* path);
104
105 static Boolean canRead(const char* path);
106
107 static Boolean canWrite(const char* path);
108
109 static Boolean getCurrentDirectory(char* path, Uint32 size);
110
111 static Boolean isDirectory(const char* path);
112
113 mike 1.13 static Boolean changeDirectory(const char* path);
114
115 static Boolean makeDirectory(const char* path);
116
117 static Boolean getFileSize(const char* path, Uint32& size);
118
119 static Boolean removeDirectory(const char* path);
120
121 static Boolean removeFile(const char* path);
122
123 static Boolean renameFile(const char* oldPath, const char* newPath);
124
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125 mike 1.21 static Boolean copyFile(const char* fromPath, const char* toPath);
126
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127 konrad.r 1.33 /** Unix issue:<br><br><b>RTLD_<bah></b> issue. Currently Pegasus uses RTLD_NOW during
128 loading of the library if supported by OS. Previous to 2.2, Pegasus used RTLD_GLOBAL on Linux
129 - that behaviour is now deprecated.
130 */
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131 mike 1.13 static DynamicLibraryHandle loadDynamicLibrary(const char* fileName);
132
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133 mike 1.15 static void unloadDynamicLibrary(DynamicLibraryHandle libraryHandle);
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134 mike 1.14
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135 mike 1.13 static String dynamicLoadError(void);
136
137 static DynamicSymbolHandle loadDynamicSymbol(
138 DynamicLibraryHandle libraryHandle,
139 const char* symbolName);
140
141 static String getHostName();
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142 kumpf 1.22 static String getFullyQualifiedHostName ();
143 static String getSystemCreationClassName ();
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144 kumpf 1.17
145 static Uint32 lookupPort(
146 const char * serviceName,
147 Uint32 defaultPort);
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148 mike 1.14
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149 kumpf 1.24 static String getEffectiveUserName();
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150 mike 1.14
151 /**
152 This function is used to input a password with echo disabled.
153 The function reads up to a newline and returns a password of at most
154 8 characters.
155
156 @param prompt String containing the message prompt to be displayed
157 @return password obtained from the user
158 */
159 static String getPassword(const char* prompt);
160
161 /**
162 This function is used to encrypt the user's password.
163 The encryption is compatible with Apache's password file (generated using
164 the htpasswd command )
165
166 @param password Password to be encrypted.
167 @param salt Two character string chosen from the set [a-zA-Z0-9./].
168
169 @return Encrypted password.
170 */
171 mike 1.14 static String encryptPassword(const char* password, const char* salt);
172
173 /**
174 This function is used to verify whether specified user is a user
175 on the local system.
176
177 @param userName User name to be verified.
178
179 @return true if the username is valid, else false
180 */
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181 kumpf 1.28 static Boolean isSystemUser(const char* userName);
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182 mike 1.14
183 /**
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184 kumpf 1.24 Checks whether the given user is a privileged user.
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185 mike 1.14
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186 kumpf 1.18 @param userName User name to be checked.
187 @return true if the user is a privileged user, else false
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188 mike 1.14 */
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189 kumpf 1.24 static Boolean isPrivilegedUser(const String userName);
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190 mike 1.14
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191 kumpf 1.16 /**
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192 kumpf 1.19 This function returns the privileged user name on the system.
193
194 @return the privileged user name
195 */
196 static String getPrivilegedUserName();
197
198 /**
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199 kumpf 1.16 This function is used to get the process ID of the calling process.
200
201 @return Process ID
202 */
203 static Uint32 getPID();
204
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205 mike 1.21 static Boolean truncateFile(const char* path, size_t newSize);
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206 kumpf 1.23
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207 kumpf 1.29 /** Compare two strings but ignore any case differences.
208 This method is provided only because some platforms lack a strcasecmp
209 function in the standard library.
210 */
211 static Sint32 strcasecmp(const char* s1, const char* s2);
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212 tony 1.30
213 /** Return just the file or directory name from the path into basename.
214 This method returns a file or directory name at the end of a path.
215 The path can be relative or absolute. If the path is the root,
216 then empty string is returned.
217 */
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218 kumpf 1.31 static char *extract_file_name(const char *fullpath, char *basename);
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219 tony 1.30
220 /** Return just the pathname into dirname. The fullpath can be relative
221 or absolute. This method returns a path minus the file or
222 directory name at the end of a supplied path (fullpath).
223 If the fullpath is the root, then fullpath is returned.
224 The resulting path will contain a trailing slash unless fullpath is
225 a file or directory name, in which case, just the file or directory
226 name is returned.
227 */
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228 kumpf 1.31 static char *extract_file_path(const char *fullpath, char *dirname);
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229 tony 1.30
230 // Is absolute path?
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231 kumpf 1.31 static Boolean is_absolute_path(const char *path);
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232 kumpf 1.36
233 /** Changes file permissions on the given file.
234 @param path path of the file.
235 @param mode the bit-wise inclusive OR of the values for the desired
236 permissions.
237 @return true on success, false on error and errno is set appropriately.
238 */
239 static Boolean changeFilePermissions(const char* path, mode_t mode);
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240 kumpf 1.29
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241 kumpf 1.23 #if defined(PEGASUS_OS_HPUX)
242 static Boolean bindVerbose;
243 #endif
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244 david 1.32
245 /** This function is an abstraction for the openlog interface used in the Logger
246 class. Each platform intending to use system logs should support this interface
247 */
248 static void openlog(const String);
249
250 /** This function is an abstraction for the syslog interface used in the Logger
251 class. Each platform intending to use system logs should support this interface
252 */
253 static void syslog(Uint32, const char *);
254
255 /** This function is an abstraction for the closelog interface used in the Logger
256 class. Each platform intending to use system logs should support this interface
257 */
258 static void closelog();
259
260 // System ID constants for Logger::put and Logger::trace
261 static const String CIMSERVER;
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262 tony 1.34
263 // System ID constants for Logger::put and Logger::trace
264 static const String CIMLISTENER;
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265 mike 1.13 };
266
267 PEGASUS_NAMESPACE_END
268
269 #endif /* Pegasus_System_h */
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